Description: 【Heat-resistant and reliable】Hot ironing ruler is made of heat-resistant material, reliable to use, which is not afraid of the hot steam of the iron, the heat-resistant temperature is generally below 220 degrees, and the short-term extreme high temperature can withstand 280 degrees, suitable for dry irons or steam irons. 【Nice practicability】The quilting control ruler measures, marks, folds and presses deep hem, long hem and bevel; The control ruler features rounded corners to facilitate the measurement of some parts; There is also a right angle designed for measuring the horizontal and vertical dimensions of the fabric. 【Easy to operate】Just fold the fabric to match it at the desired angle, then press it with iron to sew the hem immediately; The hot ironing ruler is precise and thin, suitable for seam and tailoring, which can reduce sewing time while still making precise hem. 【Convenient design】This patchwork hem control ruler is non-slip in surface, which can fix the cloth in proper position to prevent the cloth from moving anywhere, convenient to use daily life. 【Size】30.48cmx10.16cm/12.00inchx4.00inch, thicken 0.03cm/0.01inch. The ruler design is very user-friendly and practical for craftwork lovers. Size Chart: 30.48cmx10.16cm/12.00inchx4.00inch 0.03cm/0.01inch Package Includes: 1 Piece Hot Ironing Ruler Note: Please allow slightly errors due to manual measurement and different monitors.